1985 Buick Regal — 5.7L 8-cyl, Automatic 3-spd, RWD
This 1985 Buick Regal (5.7L 8-cyl, Automatic 3-spd, RWD) runs on diesel. DIESEL
21
MPG combined (18 city / 26 hwy)
$3,700
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
Other 1985 Buick Regal trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 4.3L 6-cyl, Automatic 4-spd, RWD | REGULAR | 19 | $3,300 |
| 3.8L 6-cyl, Automatic 3-spd, RWD | REGULAR | 19 | $3,300 |
| 4.3L 6-cyl, Automatic 4-spd, RWD | REGULAR | 19 | $3,300 |
| 3.8L 6-cyl, Automatic 3-spd, RWD | REGULAR | 18 | $3,450 |
| 4.3L 6-cyl, Automatic 3-spd, RWD | REGULAR | 18 | $3,450 |
| 4.3L 6-cyl, Automatic 3-spd, RWD | DIESEL | 23 | $3,400 |
| 3.8L 6-cyl, Automatic 4-spd, RWD | PREMIUM | 18 | $4,300 |
EPA fuel type: Diesel · class: Midsize Cars · retrieved 2026-06-14.